help me with this math prob

Help Me With This Math Prob

Answers

Answer 1

Answer:

awsome

Step-by-step explanation:

Answer 2

Answer:

Well..

Step-by-step explanation: Za Warudo


Related Questions

4/5 divided by 3/7 :))

Answers

Answer:

1.86666666667

Step-by-step explanation:

Answer:

1 13/15

Step-by-step explanation:

pls i really need this 20 points I will give brainliest
A rectangle is shown on the coordinate grid.

On a coordinate plane, side d has points (negative 4, 3) and (0, 5), side a has points (0, 5) and (3, negative 1), side b has points (3, negative 1) and (negative 1, negative 3), and side c has points (negative 1, negative 3) and (negative 4, 3).

Which equation represents the side that is parallel to side d?
y = 2 x + 5
y = negative 2 x + 5
y = one-half x minus five-halves
y = negative one-half x minus seven-halves

Answers

Answer:

B

Step-by-step explanation:

I hope this helps!

Answer:

The correct answer is B!

Step-by-step explanation:

Slopes of Parallel and Perpendicular Lines Pre-Test Answers:

1: B                    8: B

2: A, C, G          9: 1

3: C                  10: B

4: A           Hope this helps!

5: B

6: C

7: B

Which inequality is represented by this graph?

Answers

Answer:

The answer is D

Step-by-step explanation:

The line is going to the right side so that means that x must be greater than -53 and the dot is filled in so it is also equal to

The answer is D I believe

hope this helped :)

If an plane can fly around the earth at the equator without stopping. It would have traveled about 24,900 miles. Find the radius of the earth.

Answers

Step-by-step explanation:

This equation gives circumference (24900 miles). Knowing this the formula to start off finding radius is

[tex]c=2\pi r[/tex]

we know c(circumference) and we know pi(3.1415926535...)

so move the numbers to isolate r(radius) to look something like this

[tex]\frac{c}{2\pi } =r[/tex]

input the known values then solve.

[tex]\frac{24900}{2\pi } =r[/tex]

[tex]\frac{12450}{\pi } =r[/tex]

[tex]3962.95808... =r[/tex]

(round this to whatever value you are looking for)

Hope This Helps :)

Lisa’s home is currently worth $150,000. When she purchased it five years ago, it was worth $180,000. Find the percent of change and classify as a percent increase or decrease. Round to the nearest tenth of a percent if necessary.

Answers

Answer:

16.7 percent decrease.

Step-by-step explanation:

Difference in value = 150,000 - 180,000

= -30,000

As a percent this  =  (-30,000 /  180,000)   * 100

= -0.1667 * 100

= -16.67

Answer:

15.5 repating or 18.4%

Step-by-step explanation:

SORRY

Someone help plz right answer gets to be brainliest

Answers

1) A
2)E
3)B
4)G

If you have any questions let me know:)

Help PLz ignore three i need help on 4

Answers

Answer:

Step-by-step explanation:

Remark

The best way to find the slope is to take the two points that are marked.

(5,3) and (0,-1)

Formula

m = (y2 - y1)/(x2 - x1)

Givens

y2 = 3

y1 = -1

x2 = 5

x1 = 0

Solution

m  = (3 - -1)/(5 - 0)

m = (3+1) / 5 = 4/5

the line parallel to the line in the graph  would be the new with a  slope equal to the given line.

The perpendicular to this line would have a slope of

m * m1 = -1

4/5 * m1 = - 1      Multiply by 5

4 * m = -5          Divide by 4

m = -5/4

A line perpendicular to the given line would have a slope of -5/4

What is the value of the function f(x) = 7x when x = 0.75? *​

Answers

Answer:it is -1

Step-by-step explanation:

Answer:

5.25

Step-by-step explanation:

As per the question, we have

f(x)=7x

at x=0.75

f(0.75)=&(0.75)

f(0.75) = 7 x 75/100 (this is a fraction)

f(0.75)= 525/100 (this is a fraction)

f(0.75)=5.25

Hence, the value of f(x)=7x at x=0.75 is 5.25

Jan and two of her friends raised money by having a bake sale. They split the proceeds. If each person received $32.19, how much money did the girls earn in total at their bake sale? Write an equation and solve it to find the answer.

Answers

Answer: 1. Equation =3x = M , where x = money each received and M= total money received.

2.total money from bake sale=$96.57

Step-by-step explanation:

STEP 1

Let the total money receive from proceeds be = M

and let the amount of money each receive after the split  = x

Since   Jan and her two friends raised the money together, the total proceeds will be calculated using the equation

x+x+x= M

3 x = M ---- Equation

STEP 2--- Solving

if 3 x= M

and x =mount of money each receive after the split=$32.19

Therefore total money from bake sale, M = 3x = 3 x 32.19 = $96.57

Answer:

The last one

Step-by-step explanation:

$96.57

Which part is the y-intercept in this equation? y=3x+9

Answers

Answer:9+3x=12x

Step-by-step explanation: first you do 9+3 then that would equal 12 and y=12 so then after that you do 12x bc you didnt use the 9+3 with x so you add the x with the 12 and that makes it 12x

PLEASE HELP PLS
Which of the following lineat functions have a rate of change that is greater than 14? ​

Answers

Answer

The third table has a gradient of 20, so third table is one of them.

The other one is the last case, For an hour, Fahim earning  $1010 so that is the rate per hour.  

Step-by-step explanation:

HELPPP!!! ALGREBRA!!!

Answers

Answer:

a

Step-by-step explanation:

The answer would be A.)
Hope his helps

A manufacturer tests a certain number of the headsets that are produced each day, with approximately 3% of the headsets found defective.

If 280 units of that model are tested, and the manufacturer finds 273 headsets without any defects, there is a % chance of finding a defective headset.

If the theoretical model is valid, and 1,000 units of that model are tested, the company would expect the empirical probability to .

Answers

Answer:

2.5% chance of finding a defective headset

970

Step-by-step explanation:

3% of the headsets found defective.

If 280 units of that model are tested, and the manufacturer finds 273 headsets without any defects,  

easy to find percent 273/280=0.975

multiply by 100

97.5 then get 100-97.5=2.5

2.5% chance of finding a defective headset

ok 1,000 units of empirical probability

so the good ones

1,000/100=1

10= 1 percent

10*97=970

970

Empirical probability is the probability based on past experience

Part A

The percentage chance of finding a defective headset is 2.5%

Part B

The expected empirical probability is approximately 0.03

The reason for arriving at the above values is as follows:

Part A

The known parameters are:

The percentage of the daily headset produced the manufacturer found defective = 3%

The number of headset tested by the manufacturer = 280 units

The number of headsets found without defect = 273 headsets

Method:

Using the formula for percentage, calculate the percentage defect

The percentage chance of finding a defect = [tex]\mathbf{\dfrac{Number \ of \ dfect }{Number \ of \ Headset} \times 100}[/tex]

Where;

dfect = defect

Solution:

The percentage chance of finding a defect = [tex]\dfrac{280 - 273}{280} \times 100 = \mathbf{2.5 \%}[/tex]

The percentage chance of finding a defect = 2.5%

Part B

The known parameters;

The theoretical model of the number of defective headset produced = The stated (description) percentage of defective headset produced = 3% defective

The given number of units tested, n(T) = 1,000 units

Method:

Calculate expected number of defects and empirical probability using formula

Solution:

The expected number of defects, n(D) ≈ 3% of 1,000 = (3/100) × 1,000 = 30

The expected number of defective headset found, n(D) ≈ 30

[tex]The \ 'expected' \ empirical \ probability = P(D) \approx \mathbf{\dfrac{n(D)}{n(T)}}[/tex]

Therefore;

[tex]\mathbf{'Expected' \ empirical \ probability} = P(D) \mathbf{\approx \dfrac{30}{1,000} }= 0.03[/tex]

The expected probability of finding a defect P(D) ≈ 0.03

Learn more about empirical probability here:

https://brainly.com/question/15412351

Helppp!
Three sides of a triangle are 35 cm , 42 cm, and 70 cm . What is the ratio of the sides of the triangle?
A. 5:6
B. 70:84:140
C. 5:6:10
D. 7:6:42

Answers

C. 5:6:10 Explanation: since they all have a common dividend of 7, u just have to divide all of them by 7 :)
The answer to this question is C.5:6:10

What is an equation of the line that passes through the point (-2, 2) and is parallel to the line 2x + y = 1?​

Answers

2x+y=1 is in standard form so we will convert it to slope int form by subtracting 2x

y=-2x+1

the line we are finding the equation for is PARALLEL to this line here so the slope is the same

for the line’s equation we will put it in point slope form. y-y1=m(x-x1)

y-2=-2(x+2) is the answer!

An equation of the line that passes through the point (-2, 2) and is parallel to the line 2x+y=1 is y=2x+6.

Given that, the equation of a line is 2x+y=1 and the coordinate point is (-2, 2).

What is an equation of the line?

The equation of line is an algebraic form of representing the set of points, which together form a line in a coordinate system. The numerous points which together form a line in the coordinate axis are represented as a set of variables x, y to form an algebraic equation, which is referred to as an equation of a line.

In the equation of a line 2x+y=1, slope is 2.

As we know the slopes of parallel lines are equal, that is m1=m2.

Now, put (-2, 2) and m=2 in y-y1=m(x-x1) and simplify.

That is, y-2=2(x+2)

⇒ y-2=2x+4

⇒ y=2x+4+2

⇒ y=2x+6

Therefore, an equation of the line that passes through the point (-2, 2) and is parallel to the line 2x+y=1 is y=2x+6.

To learn more about an equation of the line visit:

https://brainly.com/question/14200719.

#SPJ5

Solve for x in the parallelogram ​

Answers

See attachment for math work.

I ANSWERED A AND B. I ONLY NEED THE ANSWER TO C. PLEASE HELP :(

Answers

Answer:

1.5

Step-by-step explanation:

Please correct me if I'm wrong. :)

1.2


1.2x5= 6
12-6=6
Therefore it would be 1.2

if m*n=-12 and m+n=11 what is m? what is n?
x^2+11x-12=(x+m)(x+n)

Answers

Answer:

i think its -10

Step-by-step explanation:

hope im not wrong

The large rectangle below represents one whole.
A large rectangle with 25 equal sections, 11 of which are shaded
What percent is represented by the shaded area?

Answers

44%

I hope this helped!!!

Answer:

ummmmmmmmm 44?

Step-by-step explanation:

Please help me Solve for r: r/5 = 7

-2
2
35
-35
Which one is the answer

Answers

Multiply both sides by 5
r = 35

Find the slope of the line that passes through (6,1) and (9,8)

Answers

Slope: (y2-y1)/(x2-x1)
(8-1)/(9-6) = 7/3
The slope is 7/3

Answer:

2 1/3

Step-by-step explanation:

8-1=7

9-6=3

7/3= 2 1/3

Skylar is going to invest in an account paying an interest rate of 3.5% compounded daily. How much would Skylar need to invest, to the nearest hundred dollars, for the value of the account to reach $670 in 10 years?

Answers

Answer:

$475.17

Step-by-step explanation:

Step one:

given data

rate= 3.5% = 0.035

final amount A= $670

time= 10 years

Required

The principal invest P

Step two:

A= P(1+r)^t

substitute

[tex]670=P(1+0.035)^1^0\\\\670=P(1.035)^1^0\\\\670=P*1.41[/tex]

divide by 1.41

[tex]P= 670/1.41\\\\P=475.17[/tex]

The invested principal is $475.17

Answer:

500

Step-by-step explanation:

its on delta math

y=1/3x+2 and on a graph

Answers

Using the slope:1/3 and y intercept:2

Thanks guys I was needing help

You deposit $500 in an account that earns 4% simple annual interest entrance and each year is added to the principal to create a new principal find the total amount in your account after each year for three years

Answers

Answer:

first year $20 second year $20.80 Third year $21.63

Step-by-step explanation: This is for an extra money per year so after the first year that is how much extra money he gets every year.

discount mark ups and mark downs! PLZ PKZ HELP DUE IN 10 MINS!!!!!



7. $40 game; 30% off; 5% tax

Answers

Answer:

where is the question????

Mrs. Jawahir spends $9.45 on 5 greeting cards. Each card costs the SAME amount. How much did she pay for one greeting card?

Answers

Answer:

$1.89 for each Card.

Step-by-step explanation:

The answer is 1.89 because 9.45 divided by 5 is 1,89

Find the slope of a line that passes through the following
ordered pairs. Reduce to lowest terms.
(-8,-5) (-2, -5)

Answers

GAZER GAZER INNA BUILDING MANN

Answer:

I believe the answer is -6,0

Rachel signed up for a frequent-flier program. She receives 4,300 frequent-flier miles for her first round trip and 1,900 frequent-flier miles for each additional round-trip. How many frequent-flier miles will she have after 5 round-trips?

Answers

Answer: 13800 frequent-flier miles

Step-by-step explanation:

From the question, we are informed that Rachael receives 4,300 frequent-flier miles for her first round trip and 1,900 frequent-flier miles for each additional round-trip.

The number of frequent-flier miles she will she have after 5 round-trips will be:

= 4300 + 1900(5)

= 4300 + 9500

= 13800 frequent-flier miles

Which quadrilateral has diagonals that are both congruent and perpendicular?

Answers

Answer:

Rhombu is the answer

Answeris rhombus

3-⁶x (3^4 ÷ 3⁰)²
simplify ​

Answers

Answer:

Step-by-step explanation:

– 634302

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